Advantech user manual AIMB-250 Series 40.3S4 Post Codes, Smi

AIMB-250 Series

40.3S4 POST Codes

Code (hex)	Name	Description
5A	Early Chipset Init	Early Initialized the super IO. Reset Video controller. Keyboard
		controller init. Test the Keyboard Initilized the mouse
5B	Cmos Check	Check Cmos Circuitry and reset CMOS
5C	Chipset default Prog	Program the chipset registers with CMOS values. Init onboard
		clock generator
5D	Identify the CPU	Check the CPU ID and init L1/L2 cache Initialize first 120 interrupt
		vectors with SPURIOUS_INT_HDLR and INT 00h-1Fh according
		to INT_TBL. First step initialize if single CPU Onboard. Re-init KB
		If support HPM, HPM get initialized Here.
5E	Setup Interrupt Vector	Initialize first 120 interrupt vectors with SPURIOUS_INT_HDLR
	Table	and INT 00h-1Fh according to INT_TBL. First step initialize if
		single CPU Onboard. Re-init KB If support HPM, HPM get
		initialized here.
5F	Test CMOS Interface	Verifies CMOS is working correctly, detects bad battery. If failed,
	and Battery status	load CMOS defaults and load into chipset.
60	KBC final Init	Final Initial KBC and setup BIOS data area
61	Initialize Video Interface	Read CMOS location 14h to find out type of video in use. Detect
		and Initialize Video Adapter.
62	Video memory test	Test video memory, write sign-on Test video memory, write
		sign-on message to screen. Setup shadow RAM - Enable
		shadow according to Setup.
63	Setup PS2 mouse and	Setup PS2 Mouse and reset KB Test DMA channel 0
	test DMA
64	Test 8259	Test 8259 channel 1 and mask IRQ 9
65	Init Boot Device	Detect if mouse is present, initialize mouse, install interrupt
		vectors. Special treatment to PS2 Mouse port ACPI sub-system
		initializing Initialize cache controller.
66	Install Boot Devices	Enter setup check and auto-configuration check up Initialize
		floppy disk drive controller and any drives. Install FDD and setup
		BIOS data area Parameters Initialize hard drive controller and
		any drives. IDE device detection and install
67	Cache Init	Cache init and USB init
68	PM init	PM initialization
69	PM final Init and issue	Final init Before resume
	SMI
FF	Full on

104 AIMB-250 Series User’s Manual